The present invention relates to a compound of Formula I
wherein R, R′ and R˝ are the same or different, and each represents a C₁₋₄-alkyl group, and x represents an integer between 1 and 3, preferably 1, which is useful in synthesising antiviral nucleosides.
本发明涉及一种化合物,其
化学式为I,其中R、R'和R˝相同或不同,分别代表C₁₋₄-烷基基团,x代表1到3之间的整数,优选为1,该化合物可用于合成抗病毒
核苷类药物。